In a study conducted in the pediatric clinics of a major public urban hospital, investigators documented that 55% of almost 500 children were exposed to second-hand smoke (SHS), even though only 13% of their parents reported such exposure.
Major congenital malformations not linked to first trimester tetracycline use
November 22nd 2024A large population-based study found that first-trimester tetracycline exposure does not elevate the risk of major congenital malformations, though specific risks for nervous system and eye anomalies warrant further research.